* [parisc-linux] ret_from_kernel_thread incomplete
@ 2000-10-04 14:54 Richard Hirst
2000-10-04 16:41 ` Richard Hirst
0 siblings, 1 reply; 2+ messages in thread
From: Richard Hirst @ 2000-10-04 14:54 UTC (permalink / raw)
To: parisc-linux
Hi,
Some scsi drivers create a kernel thread for error handling. If
such a driver is build as a module, then when the module is unloaded
you get something like:
10:~# rmmod lasi7xx_mod
break 0,0: pid=100 command='scsi_eh_0'
scsi_eh_0[100]: Breakpoint 0
PSW : 0004010b GR 1 : c022c000 GR 2 : c0104c48 GR 3 : c7834000
GR 4 : c7f241c0 GR 5 : c7f241c0 GR 6 : c7968000 GR 7 : c7834840
GR 8 : c7834694 GR 9 : 00000000 GR10 : c8815000 GR11 : c8815000
GR12 : c880d000 GR13 : c7825000 GR14 : c7834548 GR15 : 00000001
GR16 : 000927f8 GR17 : 00000001 GR18 : 20020128 GR19 : 00000001
GR20 : 00000020 GR21 : c022c264 GR22 : 0000001a GR23 : c7968000
GR24 : 0000000a GR25 : c7834758 GR26 : c78346a4 GR27 : c0218000
GR28 : c7834000 GR29 : c783469c GR30 : c7968740 GR31 : 00000002
SR0 : 00000000 SR1 : 00002002 SR2 : 00000000 SR3 : 00002002
SR4 : 00000000 SR5 : 00000000 SR6 : 00000000 SR7 : 00000000
IASQ : 00000000 00000000 IAOQ : c0104c48 c0104c4c ORIG_R28 : c7f241c0
IIR : 00000000 ISR : 00000000 IOR : c79685ac
scsi : 0 hosts.
10:~#
c0104c48 corresponds to
.word 0 /* FIXME */
round about line 521 of arch/parisc/kernel/entry.S
Richard
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [parisc-linux] ret_from_kernel_thread incomplete
2000-10-04 14:54 [parisc-linux] ret_from_kernel_thread incomplete Richard Hirst
@ 2000-10-04 16:41 ` Richard Hirst
0 siblings, 0 replies; 2+ messages in thread
From: Richard Hirst @ 2000-10-04 16:41 UTC (permalink / raw)
To: parisc-linux
On Wed, Oct 04, 2000 at 03:54:38PM +0100, Richard Hirst wrote:
> Hi,
> Some scsi drivers create a kernel thread for error handling. If
> such a driver is build as a module, then when the module is unloaded
> you get something like:
>
> 10:~# rmmod lasi7xx_mod
> break 0,0: pid=100 command='scsi_eh_0'
Fixed, with Willys help.
Richard
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